1255272 has 32 divisors (see below), whose sum is σ = 3166080. Its totient is φ = 414720.

The previous prime is 1255259. The next prime is 1255279. The reversal of 1255272 is 2725521.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1255279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4497 + ... + 4767.

It is an arithmetic number, because the mean of its divisors is an integer number (98940).

2^1255272 is an apocalyptic number.

1255272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1255272 is an abundant number, since it is smaller than the sum of its proper divisors (1910808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1255272 is a wasteful number, since it uses less digits than its factorization.

1255272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 469 counting only the distinct ones).

The product of its digits is 1400, while the sum is 24.

The square root of 1255272 is about 1120.3892180845. The cubic root of 1255272 is about 107.8729644871.

The spelling of 1255272 in words is "one million, two hundred fifty-five thousand, two hundred seventy-two".